Final answer:
The subject of this question is Medicine, and it pertains to the requirement for pharmacies dispensing more than 15 prescriptions per hour to have a registered pharmacy technician assisting the pharmacist.
Step-by-step explanation:
In the context of pharmacy practice, the subject of this question is Medicine. The requirement mentioned in the question is that any pharmacy dispensing more than 15 prescriptions per hour on average must have a registered pharmacy technician assisting the pharmacist.